第402章 来来来,做做四年级的奥数题(2 / 2)

顾明俊道:“真的,我小学、初中都是学渣,高中也是到了高三那一年,我才突然开了窍。这才勉强考了个大学。”

舒茵道:“现在辅导班很流行的,小学就开始学习初中的知识,初中开始学习高中的知识。在高一以前,上过课外辅导班的孩子,已经学完了整个高中段的知识,如果你没有上过的话,你的确赶不上他们的步伐。但这种差距,到了高三就会被拉平。因为所有的知识,大家都学过了。高考比拼的,就是天赋和举一反三的能力了。你说你到了高三才改变,这恰恰说明,你是个极有天赋的人。”

“哎呀,听你这么一说,好像这么回事。”顾明俊笑道,“还是你看得透彻。”

他对吕小龙道:“说实话,你这些奥数,我也不是太懂,我不能教你啊。”

舒茵嫣然笑道:“我来看看是什么样的题目。”

她坐到顾明俊身边,拿过书本,一手撩着秀发,一边看那道题。

“两个男孩各骑一辆自行车,从相距20英里(1英里合1.6093千米)的两个地方,开始沿直线相向骑行。在他们起步的那一瞬间,一辆自行车车把上的一只苍蝇,开始向另一辆自行车径直飞去。它一到达另一辆自行车车把,就立即转向往回飞行。这只苍蝇如此往返,在两辆自行车的车把之间来回飞行,直到两辆自行车相遇为止。如果每辆自行车都以每小时10英里的等速前进,苍蝇以每小时15英里的等速飞行,那么,苍蝇总共飞行了多少英里?”

读完题目,舒茵觉得脑瓜子痛,连连摇头:“天哪!我也是,我头都晕了,我也教不了孩子,感觉几十年的书,都白读了。”

顾明俊想了想,说道:“等等,这题目出得复杂,其实考的是理解能力。每辆自行车运动的速度是每小时10英里,两者将在1小时后相遇于20英里距离的中点。苍蝇飞行的速度是每小时15英里,因此在1小时中,它总共飞行了15英里。”

舒茵笑道:“还是你厉害!”

顾明俊道:“这出题的人,故意迷惑人呢!”

舒茵抿嘴笑道:“可不是嘛!”

吕小龙飞快的把答案写上了。

舒茵道:“下一题更有意思,顾先生,你是做投资的,这个应该难不倒你。”

顾明俊看题:“我们大家一起来试营一家有80间套房的旅馆,看看知识如何转化为财富。经调查得知,若我们把每日租金定价为160元,则可客满;而租金每涨20元,就会失去3位客人。每间住了人的客房每日所需服务、维修等项支出共计40元。问题:我们该如何定价才能赚最多的钱?”

这道题的难度,明显比上一道难。

顾明俊迅速的心算了一下,说道:“我不知道有没有标准答案,就这道题来说,应该是日租金360元最为合理。”

舒茵同时也在计算,见他已经有了答案,便问道:“怎么算出来的?”

顾明俊道:“日租金360元,虽然比客满价高出200元,因此失去30位客人,但余下的50位客人还是能给我们带来360*50=18000元的收入;扣除50间房的支出40*50=2000元,每日净赚16000元。而客满时净利润只有160*80-40*80=9600元。”

舒茵赞叹不已。

顾明俊道:“我觉得这种题不好。真正做旅馆的人,不会这么去算。定价是根据市场行情来定的,同行定多少,你就只能定差不多的,太高或太低都是在冒险。还有旺季、淡季的价格,也不尽相同。”

舒茵道:“难怪很多学霸,做生意并不在行,解题和经商,这完全是两种不同的概念。”

吕小龙才不管这许多,他只要答案!

顾明俊一说出来,他马上就把答案写上去了。

舒茵道:“你这孩子,你理解了吗?你就乱写?你不理解的话,你知道答案也没用啊。”

吕小龙道:“妈,我听得懂啦!”

没想到,做奥数题,还挺有意思的,三个人一起做着做着,不知不觉就到了晚上九点。

吕小龙平时都是八、九点睡觉的,今天又没有睡午觉,早就犯困了,虽然强撑着不想睡,但终究抵不过上下眼皮打架,趴在沙发上就睡着了。

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